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礦物之美(鈉沸石-NATROLITE)

NATROLITE Na2Al2Si3O10·2H2O (orthorhombic) . divergent spray of acicular opaque white crystals . Goble, Columbia County, Oregon . 針狀或絲狀結晶成放射狀排列,有時成棉花球狀,非常脆弱.硬度 5 - 5.5,長在玄武岩的間隙與其它沸石類,方解石為伍.主要產地∼Poona, India; San Benito, California; New Jersey and Nova Scotia.

經典名礦欣賞
NO.93